"Wildfires in Canada Cause Code Red Air Quality Alerts in Pennsylvania"

The Pennsylvania Department of Environmental Protection has declared a Code Red for air quality in the entire state due to smoke from Canadian wildfires. Young children, the elderly, and those with respiratory problems are advised to avoid outdoor activities. The average Air Quality Index readings for the entire day will likely be in the Code Red range, with concentrations of smoke expected to be high throughout the day in western Pennsylvania and increasing throughout the day in eastern Pennsylvania. The smoke is expected to affect Pennsylvania air quality throughout Wednesday, Thursday, and Friday.